flossing your teeth

US

UK

A1 初級
v.t./i.動詞 (及物/不及物)用牙線潔牙
You should be flossing your teeth every day to maintain good oral hygiene.
ger.動名詞使用牙線清潔牙齒
Flossing your teeth is an important part of preventative dental care.

影片字幕